Size Guide — Rings
Ring Size Guide
Use the chart below to find your perfect ring size. We recommend measuring in the evening when fingers are at their largest.
How to Measure Your Ring Size
- Wrap a thin strip of paper or a piece of string around the base of your finger.
- Mark where the paper or string overlaps.
- Measure the length in millimeters.
- Use the chart below to find your size.
Ring Size Chart
| Diameter (mm) | Circumference (mm) | EU Size | UK Size | US Size |
|---|---|---|---|---|
| 14.9 | 46.8 | 47 | H | 4 |
| 15.3 | 48.0 | 48 | H½ | 4½ |
| 15.7 | 49.3 | 49 | I½ | 5 |
| 16.1 | 50.6 | 51 | J½ | 5½ |
| 16.5 | 51.8 | 52 | K | 6 |
| 16.9 | 53.1 | 53 | K½ | 6½ |
| 17.3 | 54.4 | 54 | L½ | 7 |
| 17.7 | 55.7 | 56 | M½ | 7½ |
| 18.1 | 57.0 | 57 | N | 8 |
| 18.5 | 58.3 | 58 | N½ | 8½ |
| 19.0 | 59.5 | 60 | O½ | 9 |
| 19.4 | 60.8 | 61 | P | 9½ |
| 19.8 | 62.1 | 62 | P½ | 10 |
If you are between sizes, we recommend choosing the larger size.

